What Trait Do All Cells on Earth NOT Have in Common

question 55

Multiple Choice

What trait do all cells on Earth NOT have in common?

• A) double-stranded DNA
• B) cell wall of varying composition
• C) universal gene code, common ancestral rRNAs, and elongation factors
• D) common ancestral functional domains in proteins
• E) cytoplasm, an aqueous compartment enclosed by a membrane

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Definitions:

Psychoactive Drug

Any substance that affects the mind, altering mood, perception, or consciousness, including medications and recreational drugs.

Susceptibility

The degree to which a person or organism can be affected by a particular agent or condition.

EEG Recordings

Electrical recordings of brain activity obtained through electrodes placed on the scalp, used in neuroscience research.

Alpha Waves

Brain wave patterns associated with relaxed and calm states of mind, typically present when a person is awake but relaxed.